Modifiers matching fuel:

• solid,
• regular,
• carbonaceous,
• liquid,
• porous,
• damaging,
• cryogenic,
• common,
• individual,
• combustible,
• suitable,
• direct,
• industrial,
• supporting,
• organic,
• unprocessed,
• conventional,
• local,
• lighter,
• gaseous,
• vaporizable,
• miscellaneous,
• real,
• unconventional,
• light,
• usable,
• traditional,
• alternative,
• indoor,
• nuclear,
• inhomogeneous,
• thinner,
• special,
• off,
• simple,
• secondary,
• nonwoody,
• reactive,
• cleaner,
• clean,
• foreign,
• base,
• normal,
• powdered,
• specialized,
• desirable,
• benign,
• nonrenewable,
• sensitive,
• difficult,
• toxic,
• propellant,
• heavy,
• ordinary,
• down,
• discrete,
• main,
• dry,
• residual,
• auxiliary,
• single,
• commercial,
• dangerous,
• renewable,
• environmental,
• inflammable,
• destructive,
• fibrous,
• compressible,
• technical,
• practical,
• physiological,
• available,
• starting,
• key,
• several,
• nonpolar,
• fluid,
• automotive,
• major,
• particulate,
• familiar,
• abrasive,
• synthetic,
• smaller,
• dirty,
• unhealthy,
• expensive,
• extra,
• separate,
• volatile,
• corrosive,
• modern,
• macromolecular,
• useful,
• up,
• diverse,
• friendly,
• basic,
• mundane,
• biological,
• medical,
• thermal,
• compressed,
• finished,
• commonplace,
• raw,
• exotic,
• supplemental,
• costly,
• precious,
• essential,
• unwanted,
• vegetative,
• inexpensive,
• hazardous,
• metabolic,
• manufactured,
• odd,
• granular,
• explosive,
• uniform,
• sustainable,
• valuable,
• new,
• dirtier,
• advanced,
• flammable,
• domestic,
• motor,
• artificial,
• competitive,
• homogeneous,
• cheap,
• fine,
• soluble,
• appropriate,
• possible,
• vehicular,
• chemical,
• efficient,
• primary,
• strategic,
• typical,
• dense,
• intermediate,
• important,
• convenient,
• small,
• needed,
• harmful,
• abundant,
• herbaceous,
• beneficial,
• ignitable,
• old,
• heavier,
• hard,
• oxidizable,
• pure,
• safe,
• taxable,
• supplementary,
• wet,
• future,
• natural,
• refined,
• consumable,
• complex,
• rich,
• residential,
• actual,
• innovative,
• particular,
• indigenous,
• dead,
• standard,
• loose,

Simple categories matching dead:

• bird,
• animal,
• form,
• device,
• medium,
• matter,
• surface,
• thing,
• plant,
• raptor,
• stuff,
• ungulate,
• songbird,
• material,
• activity,
• livestock,
• quarry,
• organism,
• structure,
• cell,
• part,
• game,
• waterfowl,
• metal,
• substance,
• component,
• food,
• time,
• varmint,
• mammal,
• fuel,
• tree,
• vertebrate,
• insect,
• wood,
• planet,
• annual,
• creature,
• wildfowl,
• timber,
• vegetation,
• prey,
• protein,
• bait,
• skin,
• monster,
• ballad,
• tissue,
• host,
• fur,
• hardwood,
• critter,
• cavity,
• cover,
• fish,
• space,
• area,
• pet,
• object,
• meat,
• microorganism,
• people,